| Name | Cladonia bacillaris f. reagens A. W. Evans |
| Authorship | A. Evans |
| Rank | Forma |
| Placed in | Cladonia bacillaris (Acharius) Genth |
| Citation | 1930 Trans. Connecticut Acad. Arts 30: 397 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Cladonia bacillaris f. reagens A. W. Evans |
| Identification made in | [no date] (3) |